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            <h1 style="display: none">简单实现Vuex&amp;vue-Router</h1>
            
            <div class="markdown-body">
              <h2 id="1-Vue-router重写基本功能"><a href="#1-Vue-router重写基本功能" class="headerlink" title="1.Vue-router重写基本功能"></a>1.Vue-router重写基本功能</h2><ul>
<li><p>作为插件存在：实现VueRouter类和install方法 </p>
</li>
<li><p>实现两个全局组件 router-view 和 router-link</p>
</li>
<li><p>监听url变化 hashChange popstate</p>
</li>
<li><p>响应最新URL,响应属性Current,改变时获取对应组件显示</p>
<p>知识点</p>
</li>
<li><p>Vue.util.defineReactive 定义一个响应式属性</p>
</li>
<li><p>this.$slots.default 获取默认插槽</p>
</li>
<li><p>import 返回的是promise异步引入</p>
</li>
</ul>
<div class="code-wrapper"><pre class="line-numbers language-javascript" data-language="javascript"><code class="language-javascript"><span class="token keyword">let</span> Vue<span class="token punctuation">;</span>


<span class="token keyword">class</span> <span class="token class-name">CVueRouter</span> <span class="token punctuation">&#123;</span>
    <span class="token function">constructor</span><span class="token punctuation">(</span><span class="token parameter">options</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>$options <span class="token operator">=</span> options<span class="token punctuation">;</span>
        Vue<span class="token punctuation">.</span>util<span class="token punctuation">.</span><span class="token function">defineReactive</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">,</span> <span class="token string">"current"</span><span class="token punctuation">,</span> window<span class="token punctuation">.</span>location<span class="token punctuation">.</span>hash<span class="token punctuation">.</span><span class="token function">slice</span><span class="token punctuation">(</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        window<span class="token punctuation">.</span><span class="token function">addEventListener</span><span class="token punctuation">(</span><span class="token string">"hashchange"</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">&#123;</span>
            <span class="token keyword">this</span><span class="token punctuation">.</span>current <span class="token operator">=</span> window<span class="token punctuation">.</span>location<span class="token punctuation">.</span>hash<span class="token punctuation">.</span><span class="token function">slice</span><span class="token punctuation">(</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
    <span class="token punctuation">&#125;</span>
<span class="token punctuation">&#125;</span>

CVueRouter<span class="token punctuation">.</span><span class="token function-variable function">install</span> <span class="token operator">=</span> <span class="token keyword">function</span> <span class="token punctuation">(</span><span class="token parameter">_Vue</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
    Vue <span class="token operator">=</span> _Vue<span class="token punctuation">;</span>
    Vue<span class="token punctuation">.</span><span class="token function">mixin</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
        <span class="token function">beforeCreate</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>router<span class="token punctuation">)</span> <span class="token punctuation">&#123;</span><span class="token comment">//判断组件实例是不是为根实例</span>
                <span class="token class-name">Vue</span><span class="token punctuation">.</span>prototype<span class="token punctuation">.</span>$router <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>router<span class="token punctuation">;</span>
            <span class="token punctuation">&#125;</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
    Vue<span class="token punctuation">.</span><span class="token function">component</span><span class="token punctuation">(</span><span class="token string">"router-link"</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>
        props<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
            to<span class="token operator">:</span> <span class="token punctuation">&#123;</span><span class="token comment">//接受一个to 跳转的地址</span>
                type<span class="token operator">:</span> String<span class="token punctuation">,</span>
                required<span class="token operator">:</span> <span class="token boolean">true</span>
            <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
            tag<span class="token operator">:</span><span class="token punctuation">&#123;</span> <span class="token comment">//自定义标签</span>
                type<span class="token operator">:</span> String<span class="token punctuation">,</span>
                <span class="token keyword">default</span><span class="token operator">:</span><span class="token string">"a"</span>
            <span class="token punctuation">&#125;</span>
        <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
        <span class="token function">render</span><span class="token punctuation">(</span><span class="token parameter">h</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token keyword">const</span> _this <span class="token operator">=</span> <span class="token keyword">this</span>
            <span class="token keyword">return</span> <span class="token function">h</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>tag<span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>
                on<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
                    <span class="token function">click</span><span class="token punctuation">(</span><span class="token parameter">e</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
                        e<span class="token punctuation">.</span><span class="token function">preventDefault</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                        window<span class="token punctuation">.</span>location<span class="token punctuation">.</span>hash <span class="token operator">=</span> _this<span class="token punctuation">.</span>to<span class="token punctuation">;</span>
                    <span class="token punctuation">&#125;</span>
                <span class="token punctuation">&#125;</span>
            <span class="token punctuation">&#125;</span><span class="token punctuation">,</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$slots<span class="token punctuation">.</span>default<span class="token punctuation">)</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
    Vue<span class="token punctuation">.</span><span class="token function">component</span><span class="token punctuation">(</span><span class="token string">"router-view"</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span>
        <span class="token function">render</span><span class="token punctuation">(</span><span class="token parameter">h</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token keyword">let</span> component <span class="token operator">=</span> <span class="token keyword">null</span><span class="token punctuation">;</span>
            <span class="token keyword">this</span><span class="token punctuation">.</span>$router<span class="token punctuation">.</span>$options<span class="token punctuation">.</span>routes<span class="token punctuation">.</span><span class="token function">forEach</span><span class="token punctuation">(</span><span class="token keyword">async</span> <span class="token parameter">item</span> <span class="token operator">=></span> <span class="token punctuation">&#123;</span>
                <span class="token keyword">if</span> <span class="token punctuation">(</span>item<span class="token punctuation">.</span>path <span class="token operator">==</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$router<span class="token punctuation">.</span>current<span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
                    <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">typeof</span> item<span class="token punctuation">.</span>component <span class="token operator">==</span> <span class="token string">"function"</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span> <span class="token comment">//支持路由组件懒加载</span>
                        component <span class="token operator">=</span> item<span class="token punctuation">.</span>component<span class="token punctuation">;</span>
                        component <span class="token operator">=</span> <span class="token keyword">await</span> item<span class="token punctuation">.</span><span class="token function">component</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    <span class="token punctuation">&#125;</span> <span class="token keyword">else</span> <span class="token punctuation">&#123;</span>
                        component <span class="token operator">=</span> item<span class="token punctuation">.</span>component<span class="token punctuation">;</span>
                    <span class="token punctuation">&#125;</span>

                <span class="token punctuation">&#125;</span>
            <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
            <span class="token keyword">return</span> <span class="token function">h</span><span class="token punctuation">(</span>component<span class="token punctuation">)</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token punctuation">&#125;</span>

<span class="token keyword">export</span> <span class="token keyword">default</span> CVueRouter<span class="token punctuation">;</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre></div>
<div class="code-wrapper"><pre class="line-numbers language-js" data-language="js"><code class="language-js"><span class="token keyword">import</span> Vue <span class="token keyword">from</span> <span class="token string">'vue'</span>

<span class="token keyword">import</span> CVueRouter <span class="token keyword">from</span> <span class="token string">"./CVue-Router"</span><span class="token punctuation">;</span>

Vue<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>CVueRouter<span class="token punctuation">)</span>
<span class="token keyword">const</span> routes <span class="token operator">=</span> <span class="token punctuation">[</span>
    <span class="token punctuation">&#123;</span>
        path<span class="token operator">:</span> <span class="token string">"/components"</span><span class="token punctuation">,</span>
        <span class="token function-variable function">component</span><span class="token operator">:</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token keyword">import</span><span class="token punctuation">(</span><span class="token string">"@/views/codehope.componentsConnect"</span><span class="token punctuation">)</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
    <span class="token punctuation">&#123;</span>
        path<span class="token operator">:</span> <span class="token string">"/components_slot"</span><span class="token punctuation">,</span>
        <span class="token function-variable function">component</span><span class="token operator">:</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token keyword">import</span><span class="token punctuation">(</span><span class="token string">"@/views/codehope.slot"</span><span class="token punctuation">)</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
    <span class="token comment">// codehope.Form.Custom</span>
    <span class="token punctuation">&#123;</span>
        path<span class="token operator">:</span> <span class="token string">"/codehopeForm"</span><span class="token punctuation">,</span>
        <span class="token function-variable function">component</span><span class="token operator">:</span> <span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token keyword">import</span><span class="token punctuation">(</span><span class="token string">"@/views/codehope.Form.Custom"</span><span class="token punctuation">)</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
<span class="token punctuation">]</span>
<span class="token keyword">const</span> router <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">CVueRouter</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
    mode<span class="token operator">:</span> <span class="token string">'history'</span><span class="token punctuation">,</span>
    base<span class="token operator">:</span> process<span class="token punctuation">.</span>env<span class="token punctuation">.</span><span class="token constant">BASE_URL</span><span class="token punctuation">,</span>
    routes<span class="token punctuation">,</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span>

<span class="token keyword">export</span> <span class="token keyword">default</span> router<span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre></div>
<h2 id="2-重写vuex-基本功能"><a href="#2-重写vuex-基本功能" class="headerlink" title="2.重写vuex 基本功能"></a>2.重写vuex 基本功能</h2><p>vuex使用</p>
<div class="code-wrapper"><pre class="line-numbers language-js" data-language="js"><code class="language-js"><span class="token keyword">import</span> Vue <span class="token keyword">from</span> <span class="token string">'vue'</span>
<span class="token keyword">import</span> CVuex <span class="token keyword">from</span> <span class="token string">"../utils/Cuex/Cuex.js"</span><span class="token punctuation">;</span>

Vue<span class="token punctuation">.</span><span class="token function">use</span><span class="token punctuation">(</span>CVuex<span class="token punctuation">)</span>


<span class="token keyword">export</span> <span class="token keyword">default</span> <span class="token keyword">new</span> <span class="token class-name">CVuex</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
    state<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
        count<span class="token operator">:</span> <span class="token number">0</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
    mutations<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
        <span class="token function">add</span><span class="token punctuation">(</span><span class="token parameter">state<span class="token punctuation">,</span> payload</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            state<span class="token punctuation">.</span>count <span class="token operator">+=</span> payload<span class="token punctuation">;</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
    actions<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
        <span class="token function">handleAdd</span><span class="token punctuation">(</span><span class="token parameter"><span class="token punctuation">&#123;</span>commit<span class="token punctuation">&#125;</span><span class="token punctuation">,</span> payload</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token function">setTimeout</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token operator">=></span> <span class="token punctuation">&#123;</span>
                <span class="token function">commit</span><span class="token punctuation">(</span><span class="token string">"add"</span><span class="token punctuation">,</span> payload<span class="token punctuation">)</span>
            <span class="token punctuation">&#125;</span><span class="token punctuation">,</span> <span class="token number">1000</span><span class="token punctuation">)</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">,</span>
    getters<span class="token operator">:</span> <span class="token punctuation">&#123;</span>
        <span class="token function">doubleCount</span><span class="token punctuation">(</span><span class="token parameter">state</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token keyword">return</span> state<span class="token punctuation">.</span>count <span class="token operator">*</span> <span class="token number">2</span><span class="token punctuation">;</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre></div>


<p>分析</p>
<ul>
<li><p>响应式</p>
<ul>
<li>把state数据放入vue管理</li>
</ul>
<div class="code-wrapper"><pre class="line-numbers language-js" data-language="js"><code class="language-js"><span class="token function">constructor</span><span class="token punctuation">(</span><span class="token parameter">options</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
    <span class="token keyword">this</span><span class="token punctuation">.</span>$options <span class="token operator">=</span> options
    <span class="token keyword">this</span><span class="token punctuation">.</span>$state <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Vue</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
        data<span class="token operator">:</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>state
    <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token punctuation">&#125;</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre></div></li>
<li><p>Vuex 数据在全局都可以访问</p>
<ul>
<li>使用mixin混入所有组件实例一个beforecreated钩子函数，判断是否根实例，然后把根实例的store挂载到Vue上</li>
</ul>
</li>
</ul>
<div class="code-wrapper"><pre class="line-numbers language-js" data-language="js"><code class="language-js">Vue<span class="token punctuation">.</span><span class="token function">mixin</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
    <span class="token function">beforeCreate</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
        <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>store<span class="token punctuation">)</span> <span class="token punctuation">&#123;</span><span class="token comment">//this.$options获取Vue实力化传入的属性！</span>
            <span class="token class-name">Vue</span><span class="token punctuation">.</span>prototype<span class="token punctuation">.</span>$store <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>store
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span>
<span class="token punctuation">&#125;</span><span class="token punctuation">)</span><span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre></div>
<div class="code-wrapper"><pre class="line-numbers language-js" data-language="js"><code class="language-js"><span class="token keyword">let</span> Vue<span class="token punctuation">;</span>


<span class="token keyword">class</span> <span class="token class-name">CVuex</span> <span class="token punctuation">&#123;</span>
    $options<span class="token punctuation">;</span>
    $state<span class="token punctuation">;</span>
    $mutations<span class="token punctuation">;</span>
    $actions<span class="token punctuation">;</span>

    <span class="token function">constructor</span><span class="token punctuation">(</span><span class="token parameter">options</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>$options <span class="token operator">=</span> options
        Vue<span class="token punctuation">.</span>util<span class="token punctuation">.</span><span class="token function">defineReactive</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">,</span> <span class="token string">"$state"</span><span class="token punctuation">,</span> options<span class="token punctuation">.</span>state<span class="token punctuation">)</span><span class="token punctuation">;</span><span class="token comment">//这也是数据响应式的一种方法！</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>$mutations <span class="token operator">=</span> options<span class="token punctuation">.</span>mutations<span class="token punctuation">;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>$actions <span class="token operator">=</span> options<span class="token punctuation">.</span>actions<span class="token punctuation">;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>commit <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">commit</span><span class="token punctuation">.</span><span class="token function">bind</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">)</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>dispatch <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span><span class="token function">dispatch</span><span class="token punctuation">.</span><span class="token function">bind</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">)</span>
    <span class="token punctuation">&#125;</span>

    <span class="token function">commit</span><span class="token punctuation">(</span><span class="token parameter">name<span class="token punctuation">,</span> payload</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
        <span class="token keyword">const</span> entry <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$mutations<span class="token punctuation">[</span>name<span class="token punctuation">]</span> <span class="token operator">||</span> <span class="token keyword">null</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span> <span class="token punctuation">(</span>entry<span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token function">entry</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$state<span class="token punctuation">,</span> payload<span class="token punctuation">)</span>
            console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$state<span class="token punctuation">)</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span>

    <span class="token function">dispatch</span><span class="token punctuation">(</span><span class="token parameter">name<span class="token punctuation">,</span> payload</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
        <span class="token keyword">const</span> entry <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$actions<span class="token punctuation">[</span>name<span class="token punctuation">]</span> <span class="token operator">||</span> <span class="token keyword">null</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span> <span class="token punctuation">(</span>entry<span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token function">entry</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">,</span> payload<span class="token punctuation">)</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span>
<span class="token punctuation">&#125;</span>

CVuex<span class="token punctuation">.</span><span class="token function-variable function">install</span> <span class="token operator">=</span> <span class="token keyword">function</span> <span class="token punctuation">(</span><span class="token parameter">_Vue</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
    Vue <span class="token operator">=</span> _Vue<span class="token punctuation">;</span>
    Vue<span class="token punctuation">.</span><span class="token function">mixin</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span>
        <span class="token function">beforeCreate</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">&#123;</span>
            <span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>store<span class="token punctuation">)</span> <span class="token punctuation">&#123;</span><span class="token comment">//this.$options获取Vue实力化传入的属性！</span>
                <span class="token class-name">Vue</span><span class="token punctuation">.</span>prototype<span class="token punctuation">.</span>$store <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>$options<span class="token punctuation">.</span>store
                console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token class-name">Vue</span><span class="token punctuation">.</span>prototype<span class="token punctuation">.</span>$store<span class="token punctuation">)</span>
            <span class="token punctuation">&#125;</span>
        <span class="token punctuation">&#125;</span>
    <span class="token punctuation">&#125;</span><span class="token punctuation">)</span>
<span class="token punctuation">&#125;</span>
<span class="token keyword">export</span> <span class="token keyword">default</span> CVuex<span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></code></pre></div>
<p>小知识</p>
<ul>
<li>this.$options 即可以获取Vue实例的自定义属性，也可以增加自定义属性</li>
</ul>

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